Republicans account for only about 10 percent of the voters in the district, which Hillary Clinton carried in the 2016 presidential election with 83 percent of the vote.
There was no Republican on the ballot in the district’s November 2016 House contest, which Democrat Nanette Barragan won.
In her statement, Dash lamented a political system that “offers people on the lower end of the economic spectrum little more than symbolic gestures.”
Dash co-starred in the 1995 coming-of-age comedy film “Clueless.” She worked as an on-air contributor at Fox News until 2016.